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IR Receiver






















anode-cathode
capacitor pins, left to right? (but ceramic and film types do not have a fixed polarity)

emitter-base-collector
transistor pins, 1 to 3?

anode-cathode
diode pins, left to right?

cathode-anode
led pins, left to right?

not question. no polarity (vcc and gnd can be swapped), but middle is common/out

vcc-gnd
buzzer pins, left to right?

out-gnd-vcc
ir receiver pins, left to right?

vcc-trig-echo-gnd
ultrasonic pins, left to right?
